Question: What are the computer model which start with the letter z
Paraphrase: What are the computer demonstrate which begin with the letter z
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q55990535 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'z')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: Zenith Data Systems Z-160 PC, Zenith Data Systems Z-160 PC, ZX80, ZX80, Zenith Z-89, Zenith Z-89, ZX Spectrum+, ZX Spectrum+, ZX Spectrum 128K+, ZX Spectrum 128K+